If you look at some very old maps, you'll see the North Pole surrounded by open water - no ice, no land. This was the Open Polar Sea. Often considered myth or wishful thinking, some scientists took the idea seriously in the 19th century.

#histsci 🗃️
https://daily.jstor.org/the-open-polar-sea-myth-and-science-at-the-north-pole/

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